A.examine
B.to examine
C.being examined
D.examining
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A.necessity
B.responsibility
C.requirement
D.stipulation
A.to windward should be opened and the ones to leeward should be closed
B.to leeward should be opened and the ones to windward should be closed
C.should be opened
D.should be closed
A.squaring the corners
B.rounding the corners
C.plug welding the corners
D.slot welding the corners
A.cast iron
B.forged steel
C.stainless steel
D.cast steel
A.timber or steel rails
B.locomotives or boilers
C.railway passenger coaches
D.motor vehicles
最新試題
The smallest size of flaw that can be detected on a radiograph examination of a weld will be indicated by the（）.
The conclusion is（）the said ship is fit to continue to sail.
Should the vessel have no deratisation certificate at the time of her delivery，she（）be held to be unseaworthy.
The annual survey for endorsement of a Load Line Certificate must be held within（）.
Please arrange the survey（）early．
Connecting elements of a mooring system should be fabricated from（）.
Periodic surveys to renew the load line assignment for a ship must be made at intervals not exceeding（）.
Tensile stress is a result of two forces acting in（）.
The boom stops are installed on an offshore crane to（）.
At the same time，it is（）for you to signify your acknowledgement of the responsibility for the collision by signing the copies of this letter hereto attached and to return me two copies in due time.